208020042

素因数分解:

$2^1\times 3^3\times {\mathrm{181}}^1\times {\mathrm{21283}}^1$

素因数の和:21475

約数の個数: 32

約数和(自身を含む): 464842560

約数和(自身を除く): 256822518

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 181, 362, 543, 1086, 1629, 3258, 4887, 9774, 21283, 42566, 63849, 127698, 191547, 383094, 574641, 1149282, 3852223, 7704446, 11556669, 23113338, 34670007, 69340014, 104010021, 208020042]

約数ペア:

[(1, 208020042), (2, 104010021), (3, 69340014), (6, 34670007), (9, 23113338), (18, 11556669), (27, 7704446), (54, 3852223), (181, 1149282), (362, 574641), (543, 383094), (1086, 191547), (1629, 127698), (3258, 63849), (4887, 42566), (9774, 21283)]